1. Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, Universiti Putra Malaysia (UPM), Serdang, Malaysia
2. Department of Veterinary Clinical Pathology, Faculty of Veterinary Medicine, University of Brawijaya, Malang, Indonesia
3. Department of Veterinary Physiology, Faculty of Veterinary Medicine, University of Brawijaya, Malang, Indonesia
4. Department of Veterinary Preclinical Sciences, Faculty of Veterinary Medicine, Universiti Putra Malaysia (UPM), Serdang, Malaysia
5. Department of Nutrition, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia, Serdang, Malaysia
6. Laboratory of Halal Science Research, Halal Products Research Institute, Universiti Putra Malaysia (UPM), Serdang, Malaysia